Petroleum is the general term for solid, liquid or gaseous hydrocarbons.
石油是固体，液体或气体碳氢化合物的总称。
Crude petroleum (oil) and other hydrocarbons produced at the wellhead in liquid form; includes distillates or condensate recovered or extracted from natural gas.
指原油和以液态形式在井口产出的其他烃类；包括从天然气中回收的凝析液。
In addition to the pump cylinder liquefied petroleum gas, but also transport liquid hydrocarbons, ammonia, propylene and other similar volatile nature of liquid and petroleum products.
该泵除罐装液化石油气外，还可输送液态烃、液氨、丙稀等各种性质类似的挥发性液体及石油产品。
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